{"id":"CVE-2026-121405","published":"2026-11-03T15:17:29.057","lastModified":"2026-11-03T18:17:57.333","description":"FreeRDP before 3.32.2 fails to cap the OutputBufferLength in serial device-control IRP requests, allowing malicious servers to trigger excessive memory allocation. Attackers running a server with serial redirection can send an IRP_MJ_DEVICE_CONTROL request with IOCTL_USBPRINT_GET_1284_ID and a near-maximum length to exhaust client memory.","cvssScore":4.3,"cvssSeverity":"MEDIUM","cvssVector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L","cwes":["CWE-770"],"vendors":["freerdp"],"products":["freerdp"],"references":[{"url":"https://github.com/FreeRDP/FreeRDP/security/advisories/GHSA-r387-jjq3-87hv","tags":["Vendor Advisory"]},{"url":"https://www.vulncheck.com/advisories/freerdp-before-3.32.2-memory-exhaustion-via-serial-rdpdr-device-control","tags":["Third Party Advisory"]},{"url":"https://github.com/FreeRDP/FreeRDP/security/advisories/GHSA-r387-jjq3-87hv","tags":["Vendor Advisory"]}],"exploitRefs":[{"url":"https://github.com/FreeRDP/FreeRDP/security/advisories/GHSA-r387-jjq3-87hv","tags":["Vendor Advisory"]},{"url":"https://github.com/FreeRDP/FreeRDP/security/advisories/GHSA-r387-jjq3-87hv","tags":["Vendor Advisory"]}],"hasPoc":true,"ai":null}